HomeLab Tests Growth Guys, Melanotan I (MT-1)
Purity · passBatch · MT101Shop-provided sample

Melanotan I (MT-1) × Growth Guys — Lab Test, January 2026

Tested · submitted by @Frank 👑 Legend
Sample source: shop-provided. The shop chose and sent this vial. Samples bought at retail by a member carry more weight.How we weigh evidence →
HPLC Purity
99.759%
Excellent purity only
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Test results

6 data points
Purity
99.759%
Endotoxins
Not tested
Heavy metals
Not tested
Stated qty
10 mg
Tested qty
11.07 mg
Qty match
111% of labeled · +11%
0label125%
Batch / Lot
MT101
Tested by
Janoshik LabsView profile →

This is a purity and identity analysis. Sterility, endotoxins, and heavy metals were not screened — a high purity figure says nothing about those.

About this test

Independent HPLC purity analysis of Melanotan I from growthguys.is, performed by Janoshik Labs on January 16, 2026. Reported purity: 99.759%. Net content: 11.07 mg against 10 mg labeled (111% of label). Tested content exceeds the labeled amount by 11%. Batch MT101. Sample source: shop-provided. Certificate of analysis attached.

Certificate of analysis

Original document
Melanotan I lab test from Growth Guys showing 11.07mg tested quantity at 99.759% purity
Issued by Janoshik Labs · Jan 16, 2026 · Batch MT101

Related lab tests

8 tests

The 113 other Melanotan I (MT-1) tests on Peptigrity range from 98.60% to 99.98%. This one sits at 99.76%.

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